, like Lachesis and other serpent poisons,
affects profoundly the cerebro-spinal system, the pneumogastric and
glosso-pharyngeal nerves being most affected.

Hence we have difficult respiration, cardiac oppression, and the
usual decomposition and fluidity of the blood, resulting in
ecchymoses, haemorrhages, and other general effects which result alike
from all the serpent poisons.